Finding the Third Proportional to 137,520 and 283,603.50

Step by Step Solution

1. Step 1: Write the proportion equation
   137,520 : 283,603.50 = 283,603.50 : x
2. Step 2: Convert to fraction form
   137,520/283,603.50 = 283,603.50/x
3. Step 3: Cross multiply
   137,520x = 283,603.50 × 283,603.50
4. Step 4: Simplify right side
   137,520x = 80,430,945,212.25
5. Step 5: Solve for x
   x = 80,430,945,212.25/137,520
6. Step 6: Final answer
   x = 584,867.26